vcl/inc/quartz/salbmp.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_VCL_INC_QUARTZ_SALBMP_H
  21 #define INCLUDED_VCL_INC_QUARTZ_SALBMP_H
  22
  23 #include "tools/gen.hxx"
  24
  25 #include "basebmp/bitmapdevice.hxx"
  26
  27 #include "vcl/salbtype.hxx"
  28
  29 #include "quartz/salgdi.h"
  30
  31 #include "salinst.hxx"
  32 #include "salvd.hxx"
  33 #include "salbmp.hxx"
  34
  35 // - SalBitmap  -
  36
  37 struct  BitmapBuffer;
  38 class   BitmapPalette;
  39
  40 class QuartzSalBitmap : public SalBitmap
  41 {
  42 public:
  43     CGContextRef                    mxGraphicContext;
  44     mutable CGImageRef              mxCachedImage;
  45     BitmapPalette                   maPalette;
  46     basebmp::RawMemorySharedArray   maUserBuffer;
  47     basebmp::RawMemorySharedArray   maContextBuffer;
  48     sal_uInt16                      mnBits;
  49     int                             mnWidth;
  50     int                             mnHeight;
  51     sal_uInt32                      mnBytesPerRow;
  52
  53 public:
  54     QuartzSalBitmap();
  55     virtual ~QuartzSalBitmap();
  56
  57 public:
  58
  59     // SalBitmap methods
  60     bool            Create( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal ) SAL_OVERRIDE;
  61     bool            Create( const SalBitmap& rSalBmp ) SAL_OVERRIDE;
  62     bool            Create( const SalBitmap& rSalBmp, SalGraphics* pGraphics ) SAL_OVERRIDE;
  63     bool            Create( const SalBitmap& rSalBmp, sal_uInt16 nNewBitCount ) SAL_OVERRIDE;
  64     virtual bool    Create( const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapCanvas >& rBitmapCanvas,
  65                             Size& rSize,
  66                             bool bMask = false ) SAL_OVERRIDE;
  67
  68     void            Destroy() SAL_OVERRIDE;
  69
  70     Size            GetSize() const SAL_OVERRIDE;
  71     sal_uInt16          GetBitCount() const SAL_OVERRIDE;
  72
  73     BitmapBuffer   *AcquireBuffer( BitmapAccessMode nMode ) SAL_OVERRIDE;
  74     void            ReleaseBuffer( BitmapBuffer* pBuffer, BitmapAccessMode nMode ) SAL_OVERRIDE;
  75
  76     bool            GetSystemData( BitmapSystemData& rData ) SAL_OVERRIDE;
  77
  78     bool            Crop( const Rectangle& rRectPixel ) SAL_OVERRIDE;
  79     bool            Erase( const Color& rFillColor ) SAL_OVERRIDE;
  80     bool            Scale( const double& rScaleX, const double& rScaleY, BmpScaleFlag nScaleFlag ) SAL_OVERRIDE;
  81     bool            Replace( const Color& rSearchColor, const Color& rReplaceColor, sal_uLong nTol ) SAL_OVERRIDE;
  82
  83 private:
  84     // quartz helper
  85     bool            CreateContext();
  86     void            DestroyContext();
  87     bool            AllocateUserData();
  88
  89     void            ConvertBitmapData( sal_uInt32 nWidth, sal_uInt32 nHeight,
  90                                        sal_uInt16 nDestBits, sal_uInt32 nDestBytesPerRow, const BitmapPalette& rDestPalette, sal_uInt8* pDestData,
  91                                        sal_uInt16 nSrcBits, sal_uInt32 nSrcBytesPerRow, const BitmapPalette& rSrcPalette, sal_uInt8* pSrcData );
  92
  93 public:
  94     bool            Create( CGLayerRef xLayer, int nBitCount, int nX, int nY, int nWidth, int nHeight );
  95
  96 public:
  97     CGImageRef      CreateWithMask( const QuartzSalBitmap& rMask, int nX, int nY, int nWidth, int nHeight ) const;
  98     CGImageRef      CreateColorMask( int nX, int nY, int nWidth, int nHeight, SalColor nMaskColor ) const;
  99     CGImageRef      CreateCroppedImage( int nX, int nY, int nWidth, int nHeight ) const;
 100 };
 101
 102 #endif // INCLUDED_VCL_INC_QUARTZ_SALBMP_H
 103
 104 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */